<html xmlns="http://www.w3.org/1999/xhtml">
<head><title></title>
    <script src="https://cdn.staticfile.org/vue/3.2.36/vue.global.min.js"></script>
</head>
<body>
    <div id="app">
    <p>{{ message }}</p>
    <input v-model="message">
</div>

<script>
const app = {
    data() {
    return {
    message: 'Runoob!'
    }
    }
    }

    Vue.createApp(app).mount('#app')
</script>
</body>
</html>